765255-91-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 765255-91-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,5,2,5 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 765255-91:
(8*7)+(7*6)+(6*5)+(5*2)+(4*5)+(3*5)+(2*9)+(1*1)=192
192 % 10 = 2
So 765255-91-2 is a valid CAS Registry Number.